add data to cloud firestore

React

make database

firebaseのHP上でデータベースをつくっておくこと

make document

import { doc, setDoc } from 'firebase/firestore';

const docRef = doc(db, 'cities', 'LA');
const docData = {
  name: "LOS ANGELES",
  state: "CA",
  country: "USA"
};
await setDoc(docRef, docData);

reference

[https://firebase.google.com/docs/firestore/manage-data/add-data?hl=ja]

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